diff --git a/apps/backend/src/app/machines/machines.service.ts b/apps/backend/src/app/machines/machines.service.ts
index 37a9e64..04d5337 100644
--- a/apps/backend/src/app/machines/machines.service.ts
+++ b/apps/backend/src/app/machines/machines.service.ts
@@ -149,7 +149,7 @@ export class MachinesService {
 		if (fileType.length !== 1)
 			throw new NotFoundException("File type not found.");
 
-		const insertFileType = await this.database
+		return await this.database
 			.use()
 			.insert(FilesTypeForMachine)
 			.values({
@@ -158,7 +158,6 @@ export class MachinesService {
 			})
 			.prepare("insertFileTypeForMachine")
 			.execute();
-		return insertFileType;
 	}
 
 	async getFilesTypes(machineId: string) {